Movements of the Ocean Water

Waves

Tides

Currents

tides

current

wave

Types

Characteristics

Surface waves

Internal waves

Steady waves/Chop

Steep waves/Swell

Height

Amplitude

Period

Crest

Trough

Wavelenght

Speed

Frequency

Low tides

High tides

Types based on:

Frequency

Movement

Position

Semi-dirunal tides

Diurnal tides

Mixed tides

Neap tides

Spring tides

Aphelion

Perigee

Apogee

Perihelion

sun

moon

Formed because of

Wind

Tides

Earth's rotation

Water density

Types

Surface currects

Deep ocean currents

Major ocean currents

10%

90%

Gyres

Global Conveyor Belt

Termohaline circulation

Warm current

Cold current